During March 2026, Thomas Pfeiffer focused on enhancing the continuous integration pipeline for the elixir-ecto/ecto repository. He updated the CI configuration to support Elixir 1.19.5 and OTP 28.4, aiming to improve build reliability and maintain compatibility with supported runtime versions. This work involved careful adjustments to YAML-based workflows, ensuring that contributors received faster and more consistent feedback on their changes. While no major bugs were addressed during this period, Thomas concentrated on aligning the CI process with evolving project requirements, demonstrating a solid grasp of continuous integration practices and Elixir ecosystem maintenance within a collaborative open-source environment.